Fatto generale: 5871 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 5871 is an unremarkable number.
Trivia: 5871 is an unremarkable number.
Data storica: January 27th is the day in 2002 that an explosion at a military storage facility in Lagos, Nigeria, kills at least 1,100 people and displaces over 20,000 others.